Feature●This is a porcelain media that has no abrasive in it. It is used to polish all materials.●It can be used as a second step or used alone when only a polish is required.●Can be used in all types of equipment.●*** Caution *** I would not recommend using this product when brand new for the polish stage. Before using, I would recommend running the media in the tumbler with water for a few hours to smooth out any sharp edges.Description Product Specifications: *Manufacture: Manufactured in USA *Model: P Polish White Non-Abrasive *"Note: Coin in picture not included, for scale purposes only."